Distance from ZIP 78595 to 78582
Sullivan City, TX → Rio Grande City, TX
Straight Line Distance
18 miles
28 km
Great circle distance between ZIP code centers
Driving (est.)
≈ 19min
At 90 km/h average. Actual road distance is typically 15-30% longer.
Flying (est.)
≈ 47min
At 850 km/h cruise plus takeoff and landing.
Route Map
Frequently Asked Questions
The straight-line distance between ZIP code 78595 (Sullivan City, TX) and 78582 (Rio Grande City, TX) is 18 miles (28 km).
Driving takes approximately 19min at an average speed of 90 km/h. Actual road distance is typically 15-30% longer than the straight line.